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   Re: Attribute type NMTOKEN

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  • From: "John E. Simpson" <simpson@polaris.net>
  • To: xml-dev@ic.ac.uk
  • Date: Fri, 08 May 1998 17:02:42 -0400

At 04:25 PM 5/8/98 -0400, Chris Maden wrote:
>[John E. Simpson]
>> As I understand it (would appreciate being corrected if wrong),
>> NMTOKEN essentially applies a constraint on the form of the
>> attribute's value (i.e.  value must be a valid name token -- start
>> with either a letter or an underscore) without constraining the
>> *specific* value. So yes, your "open-ended or... too big to list"
>> assumption is correct, with the qualification that a type of NMTOKEN
>> would not allow a value such as "1ABC," "//ENGLISH," or
>A possible misunderstanding here: a NMTOKEN itself can't contain
>whitespace, but the attribute value specification, the quoted thing
>after the equals sign, can: so
><my-element my-name-token="  WHITESPACE">
>*is* a valid NMTOKEN attribute specification.  The NMTOKEN in this
>example is only "WHITESPACE", though; the leading (and trailing)
>whitespace is trimmed.

Thanks for that clarification, Chris!

Best regards,			| It's no disgrace t'be poor,
John E. Simpson			| but it might as well be.
simpson@polaris.net		| 		-- "Kin" Hubbard

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